Principal Mechanical Engineer for Global Service

Role and impact:

As Principal Mechanical Engineer for Global Service, you will play a pivotal role in supporting strategically important customers within your designated region(s), focusing on those with priority agreements and high-value partnerships. Your responsibilities will include:

• Supporting strategically important customers globally, with particular focus on selected regions and key accounts


• Acting as a key participant in troubleshooting complex mechanical cases, ensuring swift and effective resolution of technical challenges.


• Providing technical input to sales teams and actively participating in relevant sales activities.


• Building and maintaining extensive knowledge of Topsoe’s design principles, technologies, and their performance—including competitor technologies—and sharing these insights with stakeholders such as Technology Product Managers (TPMs).


•  Using your expertise to develop, maintain, and execute related services, acting as a technical sparring partner for the organization and engaging in unique technical challenges.


• Ensuring robust knowledge-sharing across the organization, connecting regional offices and collaborating with Global Service and Research & Development teams to drive continuous improvement and innovation.

Your role will have a significant impact on both customer satisfaction and the continuous development of Topsoe’s mechanical service offerings, making you a central figure in our global service team.

What you will bring:

You bring a strong background in mechanical engineering, ideally with hands-on experience in the chemical or petrochemical industries. Your qualifications include:

• High proficiency with project and technical documentation.


• Strong familiarity with industry standards related to corrosion, materials, and mechanical design


• Advanced knowledge of equipment and technologies from the petrochemical industry, with the ability to represent the company in meetings with diverse stakeholders such as customers, fabricators and EPCs.


• Strong presentation, and technical report writing skills.


• Experience with Root Cause Analysis (RCA), Failure Mode and Effects Analysis (FMEA) and Hazard and Operability Study (HAZOP) is an advantage.


• Knowledge of typical damage mechanisms in the petrochemical industry.


• A general understanding of catalyst-based processes and relevant Topsoe technologies is an advantage.


• Willingness to travel as needed to support customers and projects globally (approximately 60-80days a year).

Experience in site maintenance, equipment service, rotating and pressurized equipment, and plant operations and maintenance will be highly valued. Your ability to collaborate across teams and drive technical excellence will set you apart.

Beyond your technical capabilities, you bring strong cultural awareness and an international outlook. You are comfortable working with customers and colleagues from different backgrounds, adapt easily to diverse environments, and build trust through respectful communication and collaboration. This enables you to represent Topsoe effectively at customer sites across the globe.

Why join us:

Joining Topsoe as a Principal Mechanical Engineer for Global Service means stepping into a newly established, high-impact role where your technical expertise will directly support both customers and internal stakeholders. You will:

• Collaborate closely with catalyst and process specialists, scoping and owning technology services while maintaining a comprehensive overview of mechanical challenges in Topsoe-designed equipment.


• Work alongside a diverse group of experts—including process specialists, Technology Product Managers (TPMs), Global Supply, Regional Offices, and Global Quality—ensuring that lessons learned from operations and maintenance are captured and shared globally.


• Be part of a forward-thinking organization committed to innovation, knowledge-sharing, and continuous professional development.

This is an exciting opportunity to shape the future of energy solutions and make a tangible impact on the industry while advancing your own career in a supportive and innovative environment.

Your new team:

You will join a diverse, international team of specialists dedicated to supporting customers throughout the lifecycle of Topsoe technologies. Together, we combine technical expertise, practical problem-solving, and a strong customer focus to tackle challenges both remotely and on-site across the globe. As the team continues to grow, you will play an important role in shaping new capabilities and sharing knowledge across the organization.

How you can apply:

If you would like to be part of a team of skilled and professional colleagues in an informal organization, please submit your CV in English.

You do not need to attach a cover letter to your application – just include a few sentences in your CV explaining why you are applying. Please also avoid the use of photos in your CV. Both these measures are to ensure a fair and unbiased process.

Please contact Kaj Jensen, email [email protected] if you want to know more about the position.

Application deadline: 13-09-2026.

We welcome applications from all qualified candidates, irrespective of their gender, age, religion, disability, ethnic background, and geographical location. We encourage individuals from diverse cultures and countries to apply and contribute to our global team.

To ensure a secure and trustworthy work environment, our recruitment process may include background checks, requests for criminal records, and contact with references.

To headhunters: Thank you for your interest in our company. However, we would like to inform you that we have a dedicated internal team managing our recruitment process. We kindly request that you refrain from reaching out to us regarding potential candidates. Thank you for your understanding.

About us:

Topsoe is a leading global provider of advanced technology and solutions for the energy transition.

Built on decades of scientific research and innovation, we are working with customers and partners to drive energy resiliency and to achieve their sustainability goals.

We offer world-leading solutions for transforming renewable resources into fuels and chemicals, and we provide technologies needed to produce low-carbon and conventional fuels and chemicals as well as ensuring clean air.

We were founded in 1940 and are headquartered in Denmark, with over 2,800 employees serving customers all around the globe. To learn more, visit www.topsoe.com.